sennheiser headset microphone

... turner,LED display 4.property:compatibility 5.2.4GHz,USB HeadsetMicrophone(microphones for recording singing)FUNCTION:1.Multichannels:It has more ... than 1000 channels.1.Compatibility:The same transmitter(microphone) can be used on different receiver.2.MIC type:External ... microphone.3.Size:Small size,easy to use and manage.4. ...